TORQUE CONVERTER GP 2103137 - Caterpillar

Start By:a. remove implement pump 1. Remove plug (1) and the needle valve.2. Remove four allen bolts (2) and valve assembly (3). 3. Remove three seals (4). Remove plug (5) and disassemble the valve. Spool (6) has three balance grooves. Measure the distance from the body to the end of socket setscrew (13) before removing.4. Remove locknut seal (12) and socket setscrew (13) if necessary.5. Remove O-ring (11), spring guide (10), spring (9), spring stop pin (8), spring guide (7) and spool (6) from valve assembly (3). Spool (15) has five balance grooves. Measure the distance from the body to the end of socket setscrew (21) before removing.6. Remove locknut seal (20) and socket setscrew (21) if necessary.7. Remove O-ring (19), spring guide (18), spring (17), spring guide (16) and cutoff spool (15) from valve assembly (3). 8. Remove six allen bolts (22) and head assembly (23). Remove spring, poppet and seat (Z) if necessary.9. Remove pin (25) and bearing cup (24) if necessary. Heat the head to 121° C (250° F) to remove rod (26) and (27).10. Remove rod (26) and (27) if necessary. 11. Remove bearing (28), shim (29) and plate (30).12. Remove spring (31) and piston (32). Remove piston (33). Remove gasket on the face of the case. 13. Remove three bolts (34) and cover (35). 14. Remove plug (36). 15. Check the condition of O-ring seal (37) on plug (36) and O-ring seal (38) on cover (35). 16. Remove two allen bolts (39) on each side.17. Remove bearing (40) and spacer (41) on each side. Remove bearing (42) and shim under bearing (42). 18. Mark a piston and the barrel assembly so the pistons can be returned to the same location.19. Remove barrel (43), pistons (44) and guide ring (45).
Exploded